Home / 4,336,980.60-6,500,805.30-1,640,263.80

Finding the Fourth Proportional to 4,336,980.60, 6,500,805.30 and 1,640,263.80

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Solution

The fourth proportional to 4,336,980.60, 6,500,805.30 and 1,640,263.80 is: 2,458,631.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,336,980.60 : 6,500,805.30 = 1,640,263.80 : x
  2. Step 2: Convert to fraction form
    4,336,980.60/6,500,805.30 = 1,640,263.80/x
  3. Step 3: Cross multiply
    4,336,980.60x = 6,500,805.30 × 1,640,263.80
  4. Step 4: Simplify right side
    4,336,980.60x = 10,663,035,604,438.14
  5. Step 5: Solve for x
    x = 10,663,035,604,438.14/4,336,980.60
  6. Step 6: Final answer
    x = 2,458,631.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.